OpenTechnical

OT-2026-000056715

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000056715) never changes.

Identity and time

Publication numberOT-2026-000056715 · never reused
Internal UUID01a0ae87-7af6-7c6b-b045-1bee33cbec93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056715
StatusPUBLIC

Content hashes

Canonical text1b98ba5f7463f5126d3fba98fd6a4d871430f2b99addb7a0dea6e68a776c0306
Markdown30b60e983bf549b3991890f05a083b247d0284fb0b15b234e0d2151d56708d8d
PDF
Publication page98faaa7fc848ccc4df7e62e916b8d439bde449409d2d990294608f9a8808273e
Manifesta0aa1a99705029f89e76f1e84a813e7ec5fced6549887e984520f9430868d6e4

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureWVZMF2AuKQNwtduiQ1jindL0LcEQGVjRgxwlGtZvGdkhCEhEgraJffCsMQ6RoyTb8oiwhV4jcGXsl2kGVu0HAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:07.536769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056715
observed 98faaa7fc848ccc4df7e62e916b8d439...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.519063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056715/manifest.json
observed a0aa1a99705029f89e76f1e84a813e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.500362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056715/publication.md
observed 30b60e983bf549b3991890f05a083b24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:07.476290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056715/publication.txt
observed 1b98ba5f7463f5126d3fba98fd6a4d87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.